单项选择题

盐皮质激素的作用主要是

A.促进排水
B.保Na+排K+
C.保Ca2+排磷
D.排K+排Na+
E.排Ca2+排磷
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热门 试题

单项选择题
M: Mr. John just said that if I am late again he will fire me.W: Don’t let it get you down. He always talks like that.Q: What does the woman mean?()

A.Mr. John is very kind.
B.The man should not'worry.
C.She worries about him.
D.She likes to talk with Mr. John.

单项选择题
无形资产是一项一定能够给企业带来很大经济利益的资产。( )
A.正确
B.错误
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